# United States tariff lines under HS 8411.99

> The United States tariff splits HS 8411.99 (parts: Other) into 7 national lines: 8411.99.10.10 (parts of nonaircraft gas turbines), 8411.99.10.40 (for use in civil aircraft), 8411.99.10.80 (other), 8411.99.90.30 (rotors or spindles and rotor or spindle assemblies) and 3 others. The general (MFN) duty differs by line: free on 8411.99.10.10, free on 8411.99.10.40, free on 8411.99.10.80, 2.4% on 8411.99.90.30, 2.4% on 8411.99.90.81, 2.4% on 8411.99.90.85 and 2.4% on 8411.99.90.90.

Source: https://border.bot/countries/united-states/hs-codes/841199
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) / [8411.99](https://border.bot/countries/united-states/hs-codes/841199)

## Key facts

- HS subheading: [8411.99](https://border.bot/hs-codes/841199)
- National lines: 7
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8411.99

The United States tariff splits HS 8411.99 (parts: Other) into 7 national lines: 8411.99.10.10 (parts of nonaircraft gas turbines), 8411.99.10.40 (for use in civil aircraft), 8411.99.10.80 (other), 8411.99.90.30 (rotors or spindles and rotor or spindle assemblies) and 3 others.

The general (MFN) duty differs by line: free on 8411.99.10.10, free on 8411.99.10.40, free on 8411.99.10.80, 2.4% on 8411.99.90.30, 2.4% on 8411.99.90.81, 2.4% on 8411.99.90.85 and 2.4% on 8411.99.90.90.

- [8411.99.10.10](https://border.bot/countries/united-states/hs-codes/8411991010) Parts, Other, Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery, Parts of nonaircraft gas turbines. Duty (MFN): free
- [8411.99.10.40](https://border.bot/countries/united-states/hs-codes/8411991040) Parts, Other, Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery, Parts of aircraft gas turbines, For use in civil aircraft. Duty (MFN): free
- [8411.99.10.80](https://border.bot/countries/united-states/hs-codes/8411991080) Parts, Other, Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery, Parts of aircraft gas turbines, Other. Duty (MFN): free
- [8411.99.90.30](https://border.bot/countries/united-states/hs-codes/8411999030) Parts, Other, Other, Parts of nonaircraft gas turbines, Rotors or spindles and rotor or spindle assemblies. Duty (MFN): 2.4%
- [8411.99.90.81](https://border.bot/countries/united-states/hs-codes/8411999081) Parts, Other, Other, Parts of nonaircraft gas turbines, Other, Steel forgings. Duty (MFN): 2.4%
- [8411.99.90.85](https://border.bot/countries/united-states/hs-codes/8411999085) Parts, Other, Other, Parts of nonaircraft gas turbines, Other, Other. Duty (MFN): 2.4%
- [8411.99.90.90](https://border.bot/countries/united-states/hs-codes/8411999090) Parts, Other, Other, Parts of aircraft gas turbines. Duty (MFN): 2.4%

## In other countries

No other national tariff on border.bot has live lines under 8411.99 yet.

- [The Harmonized System text for 8411.99](https://border.bot/hs-codes/841199)

- Previous subheading: [8411.91](https://border.bot/countries/united-states/hs-codes/841191) Of turbojets or turbopropellers
- Next subheading: [8412.10](https://border.bot/countries/united-states/hs-codes/841210) Other engines and motors, and parts thereof

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8411.99?

The United States tariff splits HS 8411.99 (parts: Other) into 7 national lines: 8411.99.10.10 (parts of nonaircraft gas turbines), 8411.99.10.40 (for use in civil aircraft), 8411.99.10.80 (other), 8411.99.90.30 (rotors or spindles and rotor or spindle assemblies) and 3 others.

### What is the duty on HS 8411.99 in the United States?

The general (MFN) duty differs by line: free on 8411.99.10.10, free on 8411.99.10.40, free on 8411.99.10.80, 2.4% on 8411.99.90.30, 2.4% on 8411.99.90.81, 2.4% on 8411.99.90.85 and 2.4% on 8411.99.90.90.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/841199.json